DigiBeta is SD not HD, and you don’t export.
You will “print to tape”
You fail to mention you i/o card.
You have a BMD card I assume?
If you do, chances are you can down convert on the fly. In other words layoff to tape from the sequence sending out a SD signal to the deck.
Yes, it will be letter boxed, that is normal.
OR you can center punch and make a full screen SD version.
Chris Tompkins
Video Atlanta LLC